Home / 260,735,567.70-391,103,351.55-88,218,009.30

Finding the Fourth Proportional to 260,735,567.70, 391,103,351.55 and 88,218,009.30

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Solution

The fourth proportional to 260,735,567.70, 391,103,351.55 and 88,218,009.30 is: 132,327,013.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,735,567.70 : 391,103,351.55 = 88,218,009.30 : x
  2. Step 2: Convert to fraction form
    260,735,567.70/391,103,351.55 = 88,218,009.30/x
  3. Step 3: Cross multiply
    260,735,567.70x = 391,103,351.55 × 88,218,009.30
  4. Step 4: Simplify right side
    260,735,567.70x = 34,502,359,104,299,068
  5. Step 5: Solve for x
    x = 34,502,359,104,299,068/260,735,567.70
  6. Step 6: Final answer
    x = 132,327,013.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.